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| Part Number | AT42QT2120-XU | AT42QT2120-XUR | AT42QT2120-SU |
|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active |
| Type | Buttons, Slider, Wheel | Buttons, Slider, Wheel | Buttons, Slider, Wheel |
| Proximity Detection | Yes | Yes | Yes |
| Number of Inputs | Up to 12 | Up to 12 | Up to 12 |
| LED Driver Channels | Up to 10 | Up to 10 | Up to 10 |
| Interface | I²C | I²C | I²C |
| Resolution | - | - | - |
| Voltage - Supply | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Current - Supply | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-TSSOP | 20-TSSOP | 20-SOIC |
